Home / 49,421.61-68,206.71-28,204.06

Finding the Fourth Proportional to 49,421.61, 68,206.71 and 28,204.06

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Solution

The fourth proportional to 49,421.61, 68,206.71 and 28,204.06 is: 38,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,421.61 : 68,206.71 = 28,204.06 : x
  2. Step 2: Convert to fraction form
    49,421.61/68,206.71 = 28,204.06/x
  3. Step 3: Cross multiply
    49,421.61x = 68,206.71 × 28,204.06
  4. Step 4: Simplify right side
    49,421.61x = 1,923,706,141.24
  5. Step 5: Solve for x
    x = 1,923,706,141.24/49,421.61
  6. Step 6: Final answer
    x = 38,924.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.